Finding the Fourth Proportional to 2,983,683.60, 4,117,340.16 and 1,694,353.68
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Solution
The fourth proportional to 2,983,683.60, 4,117,340.16 and 1,694,353.68 is: 2,338,126.75
Step by Step Solution
- Step 1: Write the proportion equation
2,983,683.60 : 4,117,340.16 = 1,694,353.68 : x - Step 2: Convert to fraction form
2,983,683.60/4,117,340.16 = 1,694,353.68/x - Step 3: Cross multiply
2,983,683.60x = 4,117,340.16 × 1,694,353.68 - Step 4: Simplify right side
2,983,683.60x = 6,976,230,451,907.79 - Step 5: Solve for x
x = 6,976,230,451,907.79/2,983,683.60 - Step 6: Final answer
x = 2,338,126.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.